| Interval | Action | | :--- | :--- | | | Check LED display for faults; listen for unusual noise from cooling fan. | | Monthly | Clean dust from heatsink using compressed air; tighten main circuit terminals (R, T, U, V, W) to specified torque (1.2 N·m per manual). | | Annually | Measure DC bus voltage (if qualified); replace cooling fan if bearing noise is present; check control terminal screw tightness. | | 5 Years | Replace DC bus capacitors (electrolytic capacitors dry out). Contact INVT service. |
: Specific fault codes and maintenance procedures to ensure long-term reliability. invt che100-0r7g-s2 manual
Before diving into the manual, it's essential to ensure proper installation and wiring of the INVT Che100-0R7G-S2. The manual provides detailed instructions on: | Interval | Action | | :--- |